Items where Year is 1981
Number of items: 291.
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The compatibility of the nitrification inhibitor dicyandiamide with injected anhydrous ammonia. (1981)
Ashworth, J., Rodgers, G. A.
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Rothamsted Soil Microbiology Department. (1981)
Beringer, J. E.
The deposition of sulphur and sodium in rainwater in the coastal region of Kenya. (1981)
Bromfield, A. R., Debenham, D. F., Hancock, I. R.
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Effects of ground rock phosphate and elemental S on yield and P uptake of maize in western Kenya. (1981)
Bromfield, A. R., Hancock, I. R., Debenham, D. F.
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Effect of green manures on yield and nitrogen requirement of sugar-beet. (1981)
Last, P. J., Draycott, A. P., Webb, D. J.
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An effective lure for use in pheromone traps for monitoring pea moth, cydia-nigricana (f). (1981)
Wall, C., Greenway, A. R.
Contamination of vegetation with synthetic sex-attractant released from traps for the pea moth, cydia-nigricana. (1981)
Wall, C., Sturgeon, D. M., Greenway, A. R., Perry, J. N.
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Effects of common scab Streptomyces scabies on potatoes. (1981)
Adams, Michael, Hide, G. A.
Comparison of the epidemiology of Metopolophium dirhodum and Sitobion avenae on winter wheat. (1981)
Ankersmit, G. W., Carter, N.
The presence of pathogenesis-related proteins in callus of xanthi-nc tobacco. (1981)
Antoniw, John, Kueh, J. S. H., Walkey, D. G. A., White, R. F.
Electrostatic spraying of crops with the APE 80. (1981)
Arnold, A. J., Pye, B. J.
The effect of temperature on photosynthetic and photorespiratory metabolism. (1981)
Arrabaca, M. C. M. N. C., Keys, A. J., Whittingham, C. P.
Selective isolation and enumeration of actinomycetes using rifampicin. (1981)
Athalye, M., Lacey, J.
The location of the enzymes of ammonia assimilation in root-nodules of phaseolus-vulgaris L. (1981)
Awonaike, K. O., Lea, P. J., Miflin, Benjamin J
Deposition of particles liberated in gusts of wind. (1981)
Aylor, D. E., McCartney, H. A., Bainbridge, A.
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The prevalence of viruses of honey bees in Britain. (1981)
Bailey, L., Ball, B. V., Perry, J. N.
Properties of a filamentous virus of the honey bee (Apis mellifera). (1981)
Bailey, L., Carpenter, J. M., Woods, R. D.
Synthesis and X-ray crystal-structures of 3 isomeric macrobicyclic polyethers having similar melting-points and different complexing power for alkali-metal cations. (1981)
Bandy, J. A., Parsons, D. G., Truter, M. R.
The structure of the 1,4,7,10,13,16-hexaoxacyclooctadecane (18-crown-6) bis(dimethyl sulfone) complex. (1981)
Bandy, J. A., Truter, M. R., Vogtle, F.
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Complex-formation between guanidinium nitrate and 1,4,7,10,13,16-hexaoxacyclo-octadecane (18-crown-6) - crystal-structure of the hydrogen-bonded 2 - 1 complex. (1981)
Bandy, J. A., Truter, M. R., Wingfield, J. N., Lamb, J. D.
The determination of ionic diffusion coefficients in field soils. I. Diffusion coefficients in sieved soils in relation water content and bulk density. (1981)
Barraclough, P. B., Tinker, P. B.
Effects of soil application of benomyl against take-all (gaeumannomyces-graminis) and footrot diseases of wheat. (1981)
Bateman, Geoff
Interrelationship between nitrogen concentration in grain, grain-yield and added fertilizer nitrogen in wheat experiments of southeast England. (1981)
Benzian, Blanche, Lane, P.
Finding nitrogen-fixation genes. (1981)
Beringer, J. E.
The translocation of metals in soils. (1981)
Bloomfield, C.
Purification and some properties of tephrosia-symptomless virus. (1981)
Bock, K. R., Guthrie, E. J., Figueiredo, G.
Enhancement of polygalacturonase activity by potassium phosphate in liquid culture of phialophora-radicicola var radicicola. (1981)
Boothby, D.
The relationship between light-trap and suction-trap catches of chrysoperla-carnea (stephens) (neuroptera, chrysopidae), and the adjustment of light-trap catches to allow for variation in moonlight. (1981)
Bowden, J.
Adsorption of pesticides by some Australian soils. (1981)
Briggs, G. G.
Relationships between chemical structure and the behaviour and fate of pesticides. (1981)
Briggs, G. G.
Theoretical and experimental relationships between soil adsorption, octanol-water partition-coefficients, water solubilities, bioconcentration factors, and the parachor. (1981)
Briggs, G. G.
Preventing phosphorus losses during perchloric acid digestion of sodium bicarbonate soil extracts. (1981)
Brookes, Philip, Powlson, David
Measurement of microbial biomass phosphorus in soil. (1981)
Brookes, Philip, Powlson, David, Jenkinson, David
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Microbially bound phosphates in soils. (1981)
Brookes, Philip, Powlson, David, Jenkinson, David
Infectivity of lesioned wheat root-tissue related to the presence of dehydrogenase enzymes in hyphae of gaeumannomyces-graminis var tritici (take-all) in the lesions. (1981)
Brown, M. E.
Microbiology of roots infected with the take-all fungus (gaeumannomyces-graminis var tritici) in phased sequences of winter-wheat. (1981)
Brown, M. E.
Properties of Thirteen Viruses and Virus Variants Obtained from Eight Isolates of the Wheat Take-All Fungus, Gaeumannomyces graminis var. tritici. (1981)
Buck, K. W., Almond, M. R., McFadden, J. J. P., Romanos, M. A., Rawlinson, C. J.
Two Serologieally Unrelated Viruses Isolated from a Phialophora sp. (1981)
Buck, K. W., McGinty, R. M., Rawlinson, C. J.
2 serologically unrelated viruses isolated from a phialophora sp. (1981)
Buck, K. W., Mcginty, R. M., Rawlinson, C. J.
Invitro transcription of double-stranded-rna by virion-associated rna-polymerases of viruses from gaeumannomyces-graminis. (1981)
Buck, K. W., Romanos, M. A., McFadden, J. J. P., Rawlinson, C. J.
Influence of aerial pollution on crop growth and yield. (1981)
Buckenham, A. H., Parry, M. A. J., Whittingham, C. P.
An improved open-topped chamber for pollution studies on crop growth. (1981)
Buckenham, A. H., Parry, M. A., Whittingham, C. P., Young, A. T.
Optimal interpolation and isarithmic mapping of soil properties .4. Sampling strategy. (1981)
Burgess, T. M., Webster, Richard, McBratney, A. B.
The mode of action of ethionine foliar sprays against potato common scab (streptomyces-scabies). (1981)
Burrell, M. M.
Preparation of green plant-material for liquid scintillation-counting. (1981)
Burrell, M. M., Brunt, P.
Carbonyl-complexes of niobium and tantalum and evidence of a niobium dinitrogen complex - the structure of carbonyldichlorocyclopentadienylbis(dimethylphenylphosphine)tantalum. (1981)
Burt, R. J., Leigh, G. J., Hughes, D. L.
An improved small-scale unit for extracting leaf juice. (1981)
Butler, J. B., Pirie, Norman Wingate (Bill)
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Protoplasts in the in vivo life cycle of Erynia neoaphidis. (1981)
Butt, Tariq, Beckett, A., Wilding, N.
Protoplasts in the invivo life-cycle of erynia-neoaphidis. (1981)
Butt, Tariq, Beckett, A., Wilding, N.
Powdery mildew and its control. (1981)
Byford, W.
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Canopy conductance of estate tea in Kenya. (1981)
Callander, B. A., Woodhead, T.
Cross-linking of the Subunits of Potato Virus X with Di-imidates. (1981)
Carpenter, John M., Pierpoint, William Stanley
The development of forecasting systems for cereal aphid outbreaks in Europe. (1981)
Carter, N., Dewar, A.
Forecasting outbreaks of the English grain aphid, Sitobion avenae, with the aid of a simulation model. (1981)
Carter, N., Dewar, A. M.
The 'natural enemy ravine' in cereal aphid population dynamics: a consequence of predator activity or aphid biology? (1981)
Carter, N., Dixon, A. F. G.
Quaternary history of the Hertfordshire area. (1981)
Catt, John
The determination of imazalil on potatoes and its use in controlling potato storage diseases. (1981)
Cayley, G. R., Hide, G. A., Tillotson, Y.
Formation of microbial biomass during the decomposition of C-14 labelled ryegrass in soil. (1981)
Cerri, C. C., Jenkinson, David
Fungitoxicity of hydroxy‐ and methoxy‐substituted phenyl‐ and naphthyl‐benzofurans, phenylbenzo[b]thiophenes and phenylindoles. (1981)
Chamberlain, Keith, Carter, G. A.
Calcium inhibitors and the hatching of globodera-rostochiensis. (1981)
Clarke, A. J., Hennessy, J.
Plant-growth responses to vesicular-arbuscular mycorrhiza .12. Field inoculation responses of barley at 2 soil-p levels. (1981)
Clarke, C., Mosse, B.
New or unusual records of plant diseases and pests. (1981)
Clayden, I., Hooper, D. J.
New weed hosts for the giant race of ditylenchus-dipsaci (kuhn) filipjev. (1981)
Clayden, I., Hooper, D. J.
Seventh Boyd Orr memorial lecture. Managing the mineral cycle. (1981)
Cooke, George William
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A quantitative method for extracting resting spores of 2 nematode parasitic fungi, nematophthora-gynophila and verticillium-chlamydosporium, from soil. (1981)
Crump, D. H., Kerry, B. R.
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Water stress and crop growth 11. (1981)
Day, W.
The effects of drought on barley - soil and plant water relations. (1981)
Day, W., Lawlor, David, Legg, B. J.
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The relative abundance of the hymenopterous parasites attacking metopolophium-dirhodum (walker) and sitobion-avenae (f) (hemiptera, aphididae) on cereals during 1973-79 in southern England. (1981)
Dean, G. J., Jones, M. G., Powell, W.
Present trends and future needs in modelling for the management of insecticide resistance. (1981)
Denholm, Ian
Ordination between-and within-groups applied to soil classification. (1981)
Digby, P. G. N., Gower, John
Phoridae (Diptera) from English pasture soils. (1981)
Disney, R. H. L., Henderson, I. F., Perry, J. N., Clements, R. O.
Observations on relationships between infective juveniles of bovine lungworm, dictyocaulus-viviparus (nematoda, strongylida) and the fungi, pilobolus-kleinii and pilobolus-crystallinus (zygomycotina, zygomycetes). (1981)
Doncaster, Charles Christopher
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Requirements of magnesium fertilizer by sugar-beet. (1981)
Draycott, A. P.
Fertilizing for a rotation. (1981)
Draycott, P.
Prospects for improving plant establishment. (1981)
Durrant, M., Scott, K.
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Darwin,charles and earthworms. (1981)
Edwards, C. A.
Carabid beetles as predators of cereal aphids. (1981)
Edwards, C. A., George, K. S.
control of soil-inhabiting arthropods with Neoaplectana carpocaspsae. (1981)
Edwards, C. A., Oswald, J.
The pyrethrins and related-compounds .25. Synthesis and insecticidal activity of conformationally restrained compounds related to 3-phenoxybenzyl esters. (1981)
Elliott, Michael, Farnham, A. W., Janes, N. F., Khambay, B. P. S.
Water-use and tolerance of cyst-nematode attack in potatoes. (1981)
Evans, K.
Plotting the optimum positions of an array of cortical electrical phosphenes. (1981)
Everitt, B. S., Gower, John
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The polymorphism and structural homology of storage polypeptides (hordein) coded by the Hor-2 locus in barley (Hordeum vulgare L.). (1981)
Faulks, A. J., Shewry, Peter, Miflin, Benjamin J
Factors determining the release of nasonov pheromone by honeybees at the hive entrance. (1981)
Ferguson, A. W., Free, J. B.
Statistics and computing in agricultural research. (1981)
Finney, D. J., Yates, Frank
Molecular-cloning and analysis of cdna sequences derived from polya+rna from barley endosperm - identification of b-hordein related clones. (1981)
Forde, Brian, Kreis, M., Bahramian, M. B., Matthews, J. A., Miflin, Benjamin J, Thompson, R. D., Bartels, D., Flavell, R. B.
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The influence of soil treatments on the bacterial-degradation of diazinon and other organo-phosphorus insecticides. (1981)
Forrest, M., Lord, K. A., Walker, N., Woodville, H. C.
Crop protection chemicals - directions of future-development - introductory-remarks. (1981)
Fowden, Leslie
Non-protein amino-acids of plants. (1981)
Fowden, Leslie
Nonprotein Amino Acids. (1981)
Fowden, Leslie
Science in Crop Protection. (1981)
Fowden, Leslie
Biology and Behaviour of the Honeybee Apis Florea, and Possibilities for Beekeeping. (1981)
Free, J. B.
Evaluation of the various components of the nasonov pheromone used by clustering honeybees. (1981)
Free, J. B., Ferguson, A. W., Pickett, John
Synthetic pheromones to attract honeybee (apis-mellifera) swarms. (1981)
Free, J. B., Pickett, John, Ferguson, A. W., Smith, M. C.
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The attachment of honeybee comb to sloping hive sides and side-bars of frames. (1981)
Free, J. B., Williams, I. H.
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Field desorption mass-spectrometry of complexes of sodium and potassium with macrocyclic polyethers. (1981)
Games, D. E., Kanemaguire, L. A. P., Parsons, D. G., Truter, M. R.
Rapid spread by mites of ryegrass mosaic-virus from old sward to seedling ryegrass and its prevention by aldicarb. (1981)
Gibson, R. W.
A comparison of the relative importance of between- and within-crop spread of ryegrass mosaic virus by eriophyid mites. (1981)
Gibson, R. W.
Effects of covering potato crops with clear polyethylene film on spread of potato virus-y. (1981)
Gibson, R. W., Gunenc, Y.
A heavy metal-tolerant strain of a mycorrhizal fungus. (1981)
Gildon, A., Tinker, P. B.
Potassium retention and release in Rothamsted and Saxmundham soils. (1981)
Goulding, Keith
Expressing complex relationships in two dimensions. (1981)
Gower, John, Digby, P. G. N.
The effect of weeds and wild plants on the reinfestation of land by Ditylenchus dipsaci (stem and bulb nematode) and on the stability of its populations. (1981)
Green, C. D.
Attractant lures for males of the pea moth,Cydia nigricana (F.) Containing (E)-10-dodecen-1-yl acetate and (E,E)-8,10-dodecadien-1-yl acetate. (1981)
Greenway, A. R., Wall, C.
Analysis of field-weathered lures containing (E)-10-dodecen-1-yl acetate, a sex attractant for the pea moth,Cydia nigricana (F.). (1981)
Greenway, A. R., Davis, S. A., Smith, M. C.
Detection of starvation as the cause of death in honeybees, from thoracic glucose-levels. (1981)
Greenway, A. R., Smart, Lesley, James Simpson, Smith, M. C., Stevenson, J. H.
Biological effectiveness of spinning disc electrostatic sprayers. (1981)
Griffiths, D. C., Arnold, A. J., Cayley, G. R., Etherridge, P., Phillips, F. T., Pye, B. J.
Water-movement in porous building-materials .3. A sorptivity test procedure for chemical injection damp proofing. (1981)
Gummerson, R. J., Hall, Chris, Hoff, W. D.
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Movement of fluometuron, simazine, 36Cl− and 144Ce3+ in soil under field conditions: qualitative aspects. (1981)
Hance, R. J., Embling, S. J., Hill, D., Graham-Bryce, I. J., Nicholls, P.
A rapid and accurate method of aligning a crystal on a weissenberg goniometer. (1981)
Hanson, I. R.
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Crystal-structure studies of hydrazido(2-)quinolin-8-olato-complexes of molybdenum and tungsten. (1981)
Hanson, I. R., Hughes, D. L.
The crystal-structures of 1,5,12,16,23,26,29,32,35-nonaoxa 133,14 - 5.5 orthocyclophane and its complex with rubidium picrate. (1981)
Hanson, I. R., Owen, J. D., Truter, M. R.
The crystal-structure of 1,4,7,14,17,20,28,35-octaoxa 23,29.218,34 7.7 -orthocyclophane and its multihydrated complex with kcl. (1981)
Hanson, I. R., Truter, M. R.
A comparison of autumn-born Friesian or Hereford cross Friesian calves finished out of yards at 18-21 months, or grass finished at two years [cattle]. (1981)
Hardy, R., Altman, J. F. B.
The interaction between bactericidal chemicals and the wound-healing process of potato-tuber tissue. (1981)
Harris, R. I.
Mycorrhiza and its significance in horticulture. (1981)
Hayman, D. S.
Methods for inoculating field crops with mycorrhizal fungi. (1981)
Hayman, D. S., Morris, E. J., Page, R. J.
Techniques for studying the infection of plants by vesicular-arbuscular mycorrhizal fungi under axenic conditions. (1981)
Hepper, C. M.
Fungus diseases on potato seed tubers planted in England and Wales, 1963-76. (1981)
Hide, G. A.
Control of potato diseases during growth and in store by fungicide seed treatment. (1981)
Hide, G. A., Cayley, G. R.
Dehydrochlorination of some organochlorine pesticides in freeze-dried egg and egg fat during storage. (1981)
Hill, A. R., Smart, N. A.
Growth on oat-seedling agar of isolates of gaeumannomyces-graminis and some phialophora species from cereal roots. (1981)
Holden, M., Ashby, M.
Methods of producing perithecia of gaeumannomyces-graminis and their application to related fungi. (1981)
Holden, M., Hornby, D.
Genetic-control of ethirimol resistance in a natural-population of erysiphe-graminis f-sp-hordei. (1981)
Hollomon, D. W.
Mode of action of hydroxypyrimidine fungicides. (1981)
Hollomon, D. W.
Variation in 2 barley pathogens towards systemic fungicides. (1981)
Hollomon, D. W., Butters, J. A.
Hydroxypyrimidine fungicides inhibit adenosine-deaminase in barley powdery mildew. (1981)
Hollomon, D. W., Chamberlain, Keith
The classification, identification and nomenclature of agrobacteria - incorporating revised descriptions for each of agrobacterium-tumefaciens (smith and townsend) conn 1942, agrobacterium-rhizogenes (riker et al) conn 1942, and agrobacterium-rubi (hildebrand) starr and weiss 1943. (1981)
Holmes, B., Roberts, P.
Role of wild plants and weeds in the ecology of plant parasitic nematodes. (1981)
Hooper, D. J., Stone, A. R.
Effects of root-infecting fungi on structure and function of cereal roots. (1981)
Hornby, D., Fitt, Bruce
Structure of a hydrazido(2-) complex of tungsten(V): trichlorobis(dimethylphenylphosphine)[phenylhydrazido(2-)]tungsten(V). (1981)
Hughes, D. L.
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Sowing date - notes and recommendations. (1981)
Jaggard, K.
The fate of plant and animal residues in soil. (1981)
Jenkinson, David
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Fungicides, fertilizers and sowing date. (1981)
Jenkyn, John, Finney, M. E.
Agricultural use of lime. (1981)
Johnston, Johnny
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Structure of the complex formed between ammonium picrate and 1,10-phenanthroline. (1981)
Jones, C. L., Milburn, G. H., Sawyer, L., Hughes, D. L.
The gene-for-gene relationship and its significance for potato cyct nematodes and their Solanaceous Hosts. (1981)
Jones, F. G. W., Parrott, D. M., Perry, J. N.
A strain of Arracacha Virus B infecting Oca (Oxalis tuberosa: Oxalidaceae) in the Peruvian Andes. (1981)
Jones, R. A. C., Kenten, R. H.
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Variation in chiasma distribution in inbred perennial ryegrass. (1981)
Karp, Angela, Jones, R. N.
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Development of virology .5. Portraits of viruses - tobacco necrosis virus and its satellite virus. (1981)
Kassanis, Basil
Some speculations on the nature of the natural defense-mechanism of plants against virus-infection. (1981)
Kassanis, Basil
Fungal parasites - a weapon against cyst nematodes. (1981)
Kerry, B. R.
Fungal parasites of some plant parasitic nematodes. (1981)
Kerry, B. R., Mullen, L. A.
Ribulose-1,5-bisphosphate carboxylase-oxygenase - how does it work - reply. (1981)
Keys, A. J.
Proline accumulation in a barley mutant resistant to trans-4-hydroxy-L-proline. (1981)
Kueh, J. S. H., Bright, S. W. J.
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Airborne Actinomycete spores as respiratory allergens. (1981)
Lacey, J.
The aerobiology of conidial fungi. (1981)
Lacey, J.
Chemicals for preventing molding in damp hay. (1981)
Lacey, J., Lord, K. A., Cayley, G. R.
chemicals for preventing moulding in damp hay. (1981)
Lacey, J., Lord, K. A., Cayley, G. R.
The use of anthelmintics for cattle in England and Wales during 1978. (1981)
Latham, J. O., Michel, J. F., Church, B. M., Leech, P. K.
Compartmental modeling of photo-respiration and carbon metabolism of water stressed leaves. (1981)
Lawlor, David William, Pearlman, Joseph G.
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Growth of spring barley under drought - crop development, photosynthesis, dry-matter accumulation and nutrient content. (1981)
Lawlor, David, Day, W., Johnston, Johnny, Legg, B. J., Parkinson, K. J.
Aerial environment and crop growth. (1981)
Legg, B. J.
Aerodynamic properties of field bean and potato crops. (1981)
Legg, B. J., Long, I. F., Zemroch, P. J.
Chairman's comments. (1981)
Lester, E.
Soil-borne pests and diseases. (1981)
Lester, E.
Pest monitoring to aid insecticide use. (1981)
Lewis, Trevor
Laboratory application of preservatives to hay and the effects of irregular distribution on mold development. (1981)
Lord, K. A., Cayley, G. R., Lacey, J.
Fatty-acids as substrates and inhibitors of fungi from propionic-acid treated hay. (1981)
Lord, K. A., Lacey, J., Cayley, G. R., Manlove, R.
Uptake and movement of chlormequat-C-14 chloride applied to leaves of barley and wheat. (1981)
Lord, K. A., Wheeler, A. W.
Loveland, P.J. 1981b. Heavy minerals in the Upper Albian/Lower Cenomanian. (1981)
Loveland, P. J.
Weathering of a soil glauconite in southern England. (1981)
Loveland, P. J.
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Routine production of axenic vesicular-arbuscular mycorrhizas. (1981)
Macdonald, R. M.
Bacterium-like organelles in the vesicular-arbuscular mycorrhizal fungus glomus-caledonius. (1981)
Macdonald, R. M., Chandler, M. R.
Conidiobolus-obscurus in arable soil - a method for extracting and counting azygospores. (1981)
Macdonald, R. M., Spokes, J. R.
Ecology of conidiobolus-obscurus (entomophthora-obscura) in soil. (1981)
Macdonald, R. M., Spokes, J. R.
Separation of non-filamentous microorganisms from soil by density gradient centrifugation in percoll. (1981)
Martin, N. J., Macdonald, R. M.
Detection of ridge and furrow pattern by spectral-analysis of crop yield. (1981)
McBratney, A. B., Webster, Richard
Spatial dependence and classification of the soil along a transect in northeast Scotland. (1981)
McBratney, A. B., Webster, Richard
The design of optimal sampling schemes for local estimation and mapping of regionalized variables .2. Program and examples. (1981)
McBratney, A. B., Webster, Richard
The design of optimal sampling schemes for local estimation and mapping of regionalized variables .1. Theory and method. (1981)
McBratney, A. B., Webster, Richard, Burgess, T. M.
The effects of irrigation, nitrogen fertilizer and the control of pests and pathogens on spring-sown field beans (Vicia faba L.) and residual effects on two following winter wheat crops. (1981)
McEwen, J., Bardner, R., Briggs, G. G., Bromilow, Richard, Cockbain, A. J., Day, J. M., Fletcher, K. E., Legg, B. J., Roughley, R. J., Salt, G. A., Simpson, H. R., Webb, R. M., Witty, J. F., Yeoman, D. P.
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Similarity of Ribulose-1,5-bisphosphate carboxylases of isogenic diploid and tetraploid ryegrass (Lolium perenne L.) cultivars. (1981)
McNeil, P. H., Foyer, C. H., Walker, D. A., Bird, I. F., Cornelius, M. J., Keyes, A. J.
Transcriptase activity associated with a type-2 double-stranded-rna mycovirus. (1981)
Mcginty, R. M., Buck, K. W., Rawlinson, C. J.
Virus-particles and double-stranded-rna in isolates of phialophora sp with lobed hyphopodia, phialophora-graminicola and gaeumannomyces-graminis var graminis. (1981)
Mcginty, R. M., Buck, K. W., Rawlinson, C. J.
Decreased severity of potato common scab after foliar sprays of 3,5-dichlorophenoxyacetic acid, a possible anti-pathogenic agent. (1981)
Mcintosh, A. H., Bateman, Geoff, Chamberlain, Keith, Dawson, G. W., Burrell, M. M.
Effects of ethionine and flurecols, applied to leaves, on clubroot of cabbage. (1981)
Mcintosh, A. H., Macfarlane, I.
A review of statistical ideas relevant to intercropping research. (1981)
Mead, R., Riley, J.
Use of anthelmintics for cattle in England and Wales during 1978. (1981)
Michel, J. F., Latham, J. O., Leech, P. K., Church, B. M.
The development of protein bodies in the storage tissues of seeds - subcellular separations of homogenates of barley, maize, and wheat endosperms and of pea cotyledons. (1981)
Miflin, Benjamin J, Burgess, S. R., Shewry, Peter
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Glutamine-metabolism in higher-plants. (1981)
Miflin, Benjamin J, Wallsgrove, R. M., Lea, P. J.
Hirschmanniella sp, an endo-parasitic nematode associated with miti-miti disease of taro corms in the Solomon-Islands. (1981)
Mortimer, J. J., Bridge, J., Jackson, G. V. H.
Ecology of mycorrhizae and mycorrhizal fungi. (1981)
Mosse, B., Stribley, D. P., Letacon, F.
Problems in interpreting scanning electron-micrographs of plasmodiophora plasmodia. (1981)
Moxham, S. E., Buczacki, S. T., Turner, R. H.
Novel 2-acycyclohexane-1,3-diones in the mandibular glands of lepidopteran larvae - kairomones of ephestia-kuehniella zeller. (1981)
Mudd, A.
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Influence of plant interactions on vesicular-arbuscular mycorrhizal infections .2. Crop rotations and residual effects of non-host plants. (1981)
Ocampo, J. A., Hayman, D. S.
Crystal-structure of 2 bridged macrobicyclic polyethers, 1,5,12,16,23,26,29-heptaoxa 73,14 5.5 orthocyclophane and 1,5,12,16,23,26,29,32-octaoxa 103,14 5.5 orthocyclophane. (1981)
Owen, J. D.
Structure of rel-([alpha]R),(1R,trans)-[alpha]-cyano-3-phenoxybenzyl 3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate, non-insectidal components of cypermethrin. (1981)
Owen, J. D.
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Study of the behavior of several strains of conidiobolus-obscurus zygomycetes entomophthoraceae on the aphids acyrthosiphon-pisum and sitobion-avenae hom, aphididae. (1981)
Papierok, B., Wilding, N.
An improved method for measuring soil respiration in the field. (1981)
Parkinson, K. J.
Water-vapor calibration using salt hydrate transitions. (1981)
Parkinson, K. J., Day, W.
Evidence for gene-for-gene relationships between resistance gene-H1 from Solanum-tuberosum ssp andigena and a gene in Globodera-rostochiensis, and between H-2 from solanum-multidissectum and a gene in Globodera-pallida. (1981)
Parrott, D. M.
Methyl-substituted macrocyclic crown polyethers and their complexation. (1981)
Parsons, D. G., Truter, M. R., Wingfield, J. N.
The synthesis and complexation of open-chain polyethers having various end groups. (1981)
Parsons, D. G., Truter, M. R., Wingfield, J. N.
Facilities for modeling linear and non-linear bioassay relationships in mlp. (1981)
Payne, Roger
Selection criteria for the construction of efficient diagnostic keys. (1981)
Payne, Roger
The specification of experimental-designs to ANOVA programs - comment. (1981)
Payne, Roger
The dual polyclave - an aid to more efficient identification. (1981)
Payne, Roger, Lamacraft, R. R., White, Rodger
Dark respiration of several varieties of winter-wheat given different amounts of nitrogen-fertilizer. (1981)
Pearman, I., Thomas, S. M., Thorne, G. N.
Simulations of population models for cyst-nematodes: applications in agriculture. (1981)
Perry, J. N., Jones, F. G. W.
Phenological and geographical relationships between catches of pea moth in sex-attractant traps. (1981)
Perry, J. N., Macaulay, E. D. M., Emmett, B. J.
Taylor's power law for dependence of variance on mean in animal populations. (1981)
Perry, Joe N.
Hatching of Globodera rostochiensis in response to potato root diffusate persisting in soil. (1981)
Perry, Roland, Hodges, J. A., Beane, J.
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Hatching mechanisms of nematodes. (1981)
Perry, Roland, J., Clarke,
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Nasonov pheromone of the honey bee, apis-mellifera l (hymenoptera, apidae) .3. Regulation of pheromone composition and production. (1981)
Pickett, John, Williams, I. H., Smith, M. C., Martin, A. P.
The pathogenesis-related proteins of tobacco - their induction by viruses in intact plants and their induction by chemicals in detached leaves. (1981)
Pierpoint, William Stanley, Robinson, N. P., Leason, M. B.
Possible impact of cosmochemistry on terrestrial biology - historical introduction. (1981)
Pirie, Norman Wingate (Bill)
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Would food and health-services benefit from a more intimate union. (1981)
Pirie, Norman Wingate (Bill)
Chemicals in the control of cereal virus diseases. (1981)
Plumb, Roger
Problems in the use of sensitive serological methods for detecting viruses in vectors. (1981)
Plumb, Roger
Agropyron mosaic virus in wheat. (1981)
Plumb, Roger, Lennon, E. A.
Seed transmission and effects of ryegrass spherical virus. (1981)
Plumb, Roger, Lennon, E. A.
Opportunities for manipulation of cereal productivity. (1981)
Porter, J. R., Bragg, P . L., Rayner, P. L., Weir, A. H., Landsberg, J. J.
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Towards integrated control of cereal aphids. (1981)
Powell, W., Dean, G. J., Dewar, A. M., Wilding, N.
A comparison of the organic matter, biomass, adenosine triphosphate and mineralizable nitrogen contents of ploughed and direct-drilled soils. (1981)
Powlson, David, Jenkinson, David
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Distributions of final digits in data. (1981)
Preece, D. A.
Cropping systems in relation to soil-borne and trash-borne diseases of cereals. (1981)
Prew, R. D.
The effect of minimum cultivation on the incidence of take-all down the root profile of winter-wheat. (1981)
Prew, R. D.
The incidence of gaeumannomyces-graminis var tritici and phialophora-radicicola var graminicola on wheat grown after different cropping sequences (take-all). (1981)
Prew, R. D.
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The effect on wheat-grain growth of the removal or aba treatment of glumes and lemmas. (1981)
Radley, M.
Effects of decreasing the number of grains in ears of cvs hobbit and maris huntsman winter-wheat. (1981)
Radley, M. E., Thorne, G. N.
Nitrilase activity in clubroot diseased plants. (1981)
Rausch, T., Butcher, D. N., Hilgenberg, W.
Analysis of asymmetric relationships in geological data. (1981)
Reyment, R. A., Banfield, C. F.
Analysis of asymmetric relationships in geological data. (1981)
Reyment, R. A., Banfield, C. F.
Host ranges of globodera species within solanum subgenus leptostemonum. (1981)
Roberts, P. A., Stone, A. R.
A satellite double-stranded-rna in a virus from gaeumannomyces-graminis. (1981)
Romanos, M. A., Buck, K. W., Rawlinson, C. J.
Estimating parameters in quantitative bioassay. (1981)
Ross, G. J. S.
Effect of host plant-selection and temperature on the structure of root-nodules of red-clover (trifolium-pratense l). (1981)
Roughley, R. J., Nutman, P. S., Chandler, M. R.
Field plans: why the biometrician finds them useful. (1981)
Ryder, Kenneth
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Localization and characterization of homoserine dehydrogenase isolated from barley and pea leaves. (1981)
Sainis, J. K., Mayne, R. G., Wallsgrove, R. M., Lea, P. J., Miflin, Benjamin J
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Problems in countering resistance. (1981)
Sawicki, R. M.
Housefly resistance to pyrethroids in the vicinity of Harpenden. (1981)
Sawicki, R. M., Farnham, A. W., Denholm, Ian, O'Dell, K.
Factors affecting the sequential acquisition by danish houseflies (musca-domestica l) of resistance to organo-phosphorus insecticides. (1981)
Sawicki, R. M., Keiding, J.
Biological effectiveness of spinning disc electrostatic sprayers. (1981)
Scott, G. C., Griffiths, D. C., Arnold, A. J., Cayley, G. R., Etheridge, P., Phillips, F. T., Pye, B. J.
Interpretation of sperm development in nematodes. (1981)
Shepherd, Audrey M.
Responses of myzus-persicae (sulzer) (hemiptera, aphididae) to plants treated with fatty-acids. (1981)
Sherwood, M. H., Greenway, A. R., Griffiths, D. C.
Conventional and novel approaches to the improvement of the nutritional quality of cereal and legume seeds. (1981)
Shewry, Peter, Miflin, Benjamin J, Forde, Brian, Bright, S. W. J.
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Barley yellow dwarf virus infectivity of cereal aphids trapped at two sites in Victoria. (1981)
Smith, P. R., Plumb, Roger
The k-40 and bi-214 (from u-238) contents of Rothamsted soils determined by gamma spectrometry. (1981)
Smith, G. J., Talibudeen, O.
A simple and reliable method of estimating root length. (1981)
Spaull, A. M.
Effects of plant-protection chemicals on vesicular-arbuscular mycorrhizas. (1981)
Spokes, J. R., Macdonald, R. M., Hayman, D. S.
Phosphorus and carbon relationships in plants infected with vesicular-arbuscular mycorrhizal fungi. (1981)
Stribley, D. P., Tinker, P. B., Snellgrove, R. C.
A new species of dysaphis borner from nepal (homoptera, aphidoidea). (1981)
Stroyan, H. L. G.
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Cation exchange in soils. (1981)
Talibudeen, O.
Precipitation. (1981)
Talibudeen, O.
Adenosine triphosphate measurement in soil: an improved method. (1981)
Tate, K. R., Jenkinson, David
The first fifty years of the Journal of Animal Ecology with an Author index. (1981)
Taylor, Roy, Elliott, J. M.
Plant-regeneration from shoot culture-derived protoplasts of tetraploid potato (solanum-tuberosum cv maris-bard). (1981)
Thomas, E.
Development of the crop. (1981)
Thorne, G. N.
Effects on dry-weight and nitrogen-content of grains of semi-dwarf and tall varieties of winter-wheat caused by decreasing the number of grains per ear. (1981)
Thorne, G. N.
Rothamsted Soils and Plant Nutrition Department. (1981)
Tinker, P. B.
Soil limitations to crop yields. (1981)
Tinker, P. B.
Levels, distribution and chemical forms of trace-elements in food plants. (1981)
Tinker, P. Bernard
Use of c1q enzyme-linked immunosorbent-assay to detect plant-viruses and their serologically different strains. (1981)
Torrance, L.
The correction of insitu tensiometer readings for overburden pressures in swelling soils. (1981)
Towner, G. D.
The response of tensiometers embedded in saturated soil peds of low hydraulic conductivity. (1981)
Towner, G. D.
2 Li, Na, K, Rb, Cs, Fr; Be, Mg, Ca, Sr, Ba, Ra. (1981)
Truter, M. R.
Hatching of potato cyst-nematodes (globodera-rostochiensis, globodera-pallida) in root exudates of solanum-vernei hybrids. (1981)
Turner, S. J., Stone, A. R.
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Some observations on earthworm populations in grassland soils. (1981)
Vernon, J. D. R., Findlay, D. C., Lyons, C. H.
Scanning electron microscope observations on the morphology of Tylenchorhynchus aduncus. (1981)
Vovlas, N., Cham, S.
Heterodera-mediterranea n-sp (nematoda, heteroderidae) on pistacia-lentiscus in southern italy. (1981)
Vovlas, N., Inserra, R. N., Stone, A. R.
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Characterisation of a salt-stimulated ATPase activity associated with vacuoles isolated from storage roots of red beet (Beta vulgaris L.). (1981)
Walker, R. R., Leigh, Roger
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Mg2+-Dependent, cation-stimulated inorganic pyrophosphatase associated with vacuoles isolated from storage roots of red beet (Beta vulgaris L.). (1981)
Walker, R. R., Leigh, Roger
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Effects of dose and attractant on interactions between pheromone traps for the pea moth, cydia-nigricana. (1981)
Wall, C., Perry, J. N.
Settling behaviour of cereal aphids and forecasting. (1981)
Walters, K. F. A., Carter, N.
Settling behaviour of cereal aphids and forecasting outbreaks. (1981)
Waters, K. F. A., Carter, N.
The use of egg counts and suction trap samples to forecast the infestation of spring-sown field beans, vicia-faba, by the black bean aphid, aphis-fabae. (1981)
Way, M. J., Cammell, M. E., Taylor, Roy, Woiwod, Ian
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Observations on globodera-pallida and globodera-rostochiensis on early potatoes. (1981)
Webley, D. P., Jones, F. G. W.
Experience of kriging from field measurements of soil properties : 3rd Colloque AISA Traitment informatique des Donnes de sol 14-17th Sept 1981. (1981)
Webster, Richard
Soil segment overlap in character space and its implications for soil classification. (1981)
Webster, Richard, McBratney, A. B.
Techniques for preparation and examination of plant parasitic nematodes in the scanning electron-microscope. (1981)
Wergin, W. P., Stone, A. R.
Techniques for distributing non-fumigant nematicides in soil to control potato cyst-nematodes, globodera-rostochiensis and globodera-pallida. (1981)
Whitehead, A. G., Tite, D. J., Bromilow, Richard
Photosyntheis photorespiration and crop productivity. (1981)
Whittingham, C. P.
Denitrification in a very acid tropical soil. (1981)
Wickramasinghe, K. N., Talibudeen, O.
The effect of introducing aphid-pathogenic entomophthoraceae into field populations of aphis-fabae. (1981)
Wilding, N.
Chemical communication in honeybees. (1981)
Williams, I. H.
Solitary bees that inhabit walls. (1981)
Williams, I. H.
Attraction of honey bees to flowering plants by using synthetic nasonov pheromone. (1981)
Williams, I. H., Pickett, John, Martin, A. P.
The nasonov pheromone of the honeybee apis-mellifera l (hymenoptera, apidae) .2. Bioassay of the components using foragers. (1981)
Williams, I. H., Pickett, John, Martin, A. P.
The effect of perforated polyethylene sheeting on the alighting behavior of aphids (hemiptera, aphididae) and their infestation of potato crops. (1981)
Wilson, A. L., Taylor, Roy
The extraction and separation of barley glutelins and their relationship to other endosperm proteins. (1981)
Wilson, C. M., Shewry, Peter, Faulks, A. J., Miflin, Benjamin J
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Maize endosperm proteins compared by sodium dodecyl-sulfate gel-electrophoresis and isoelectric-focusing. (1981)
Wilson, C. M., Shewry, Peter, Miflin, Benjamin J
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Petrography, origin and environment of deposition of the Shirdley Hill Sand of southwest Lancashire, England. (1981)
Wilson, P., Bateman, R. M., Catt, John
